After the heroine was killed at the age of twenty-two, she became one of the many personalities of the male college student Gu Liang. On the road to find the murderer, he gradually gets to know other "neighbors in the same room". The personality is named by the age of the personality. The greater the age difference and the greater the personality difference, the greater the authority over the body.
The protagonist is a weak male college student who is accustomed to strange things happening every day.
Intention: Skynet is as sparse as possible without leakage
